Availability of Data for Measuring Physician Quality Performance
Typical health plan data provide limited information for benchmarking physician performance using even a less stringent rule for attributing patient measures to physicians.
Benchmarking Physician Performance: Reliability of Individual and Composite Measures
At least 50 quality events per physician are needed to reach a minimum level of reliability for most quality measures calculated from administrative data.
Correspondence Regarding, "Validation of Data Collection for the HEDIS Performance Measure on Chlamydia Screening in a MCO"